St. Louis Rams quarterback Nick Foles (5) is sacked for a 10-yard loss by Indianapolis Colts' D'Qwell Jackson, top left, and Erik Walden during the second quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

St. Louis Rams running back Trey Watts heads into the end zone for a 3-yard touchdown run during the third quarter of an NFL preseason football game against the Indianapolis Colts on Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

St. Louis Rams tight end Cory Harkey, top, flies over Indianapolis Colts strong safety Mike Adams after catching a pass for an 8-yard gain during the third quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

Indianapolis Colts quarterback Andrew Luck throws during the second quarter of an NFL preseason football game against the St. Louis Rams Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

St. Louis Rams quarterback Nick Foles throws during the second quarter of an NFL preseason football game against the Indianapolis Colts Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

Indianapolis Colts quarterback Andrew Luck throws during the first quarter of an NFL preseason football game against the St. Louis Rams Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

St. Louis Rams running back Trey Watts runs with the ball during the third quarter of an NFL preseason football game against the Indianapolis Colts Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

St. Louis Rams strong safety T.J. McDonald, left, knocks a pass away from Indianapolis Colts wide receiver Andre Johnson during the first quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

St. Louis Rams running back Isaiah Pead runs with the ball during the second quarter of an NFL preseason football game against the Indianapolis Colts Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

Indianapolis Colts wide receiver Andre Johnson, top, runs past St. Louis Rams cornerback Janoris Jenkins after catching a pass, on the way to a touchdown during the first quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

St. Louis Rams quarterback Nick Foles throws during the first quarter of an NFL preseason football game against the Indianapolis Colts Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

Indianapolis Colts running back Daniel Herron runs with the ball as St. Louis Rams free safety Rodney McLeod defends during the first quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

St. Louis Rams' Daniel Rodriguez, left, runs with the ball as Indianapolis Colts free safety Colt Anderson defends during the third quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

St. Louis Rams wide receiver Chris Givens (19) flips over Indianapolis Colts free safety Colt Anderson while colliding with teammate tight end Cory Harkey (46) after catching a pass for a 19-yard gain during the third quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

Indianapolis Colts fullback Tyler Varga, right, celebrates after scoring on a 1-yard run during the fourth quarter of an NFL preseason football game against the St. Louis Rams on Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

Indianapolis Colts fullback Tyler Varga, right, spikes the ball after scoring on a 1-yard run as St. Louis Rams defensive back Montell Garner watches during the fourth quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

Indianapolis Colts wide receiver Griff Whalen, right, heads to the end zone past St. Louis Rams cornerback Imoan Claiborne on his way to a 2-point conversion during the fourth quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)

Indianapolis Colts fullback Tyler Varga heads to the end zone on a 1-yard touchdown run during the fourth quarter of an NFL preseason football game against the St. Louis Rams on Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/Tom Gannam)

Indianapolis Colts' Adam Vinatieri (4) kicks a 55-yard field goal as Pat McAfee, left, holds and St. Louis Rams cornerback Trovon Reed, right, defends during the fourth quarter of an NFL preseason football game Saturday, Aug. 29, 2015, in St. Louis. (AP Photo/L.G. Patterson)